UPDATE_GITURL := $(RD3)/Tegra/components/update.git
UPDATE_REF    := master

$(SRC)/update-dir:
	$(call checkout_git,$(UPDATE_GITURL),$(UPDATE_REF))

.sum-update: update-dir
	$(warning $@ not implemented)
	@touch $@

update: %: update-dir .sum-%
	$(warning $@ not implemented)

.update: update 
	$(call default_install)
	@touch $@
